Internet Service Providers in Greece

Top 20 organizations with the largest IP allocations in Greece

Greece

Top 20 organizations with the largest IP allocations

Rank	Name	IPv4 addresses	IPv6 /64 networks	AS numbers	Prefixes
	Ote SA (Hellenic Telecommunications Organisation)	3,687,424	1.02 x 2³⁵	1	106
	VODAFONE-PANAFON HELLENIC TELECOMMUNICATIONS COMPANY SA	2,250,752	2³⁵	2	290
	WIND HELLAS TELECOMMUNICATIONS SA	782,848	1.38 x 2³⁵	2	108
4	Cosmote Mobile Telecommunications S.A.	311,552	1.02 x 2³⁵	1	24
5	National Infrastructures for Research and Technology S.A.	245,248	2³⁵	2	24
6	International Telecommunication Union	131,072	2¹⁷	1	7
7	Greek High-School Internet Network	77,824	0	1	6
8	INTRACOM S.A. TELECOM SOLUTIONS	66,560	0	1	5
9	Foundation of Research and Technology Hellas	66,048	2¹⁶	2	4
10	Aristotle University of Thessaloniki	65,792	0	1	2
11	University of Crete	65,792	0	1	2
12	National Technical University of Athens	65,536	0	1	1
13	Technical University of Crete	65,536	0	1	1
14	Center for Research and Technology Hellas (CERTH)	65,536	0	1	1
15	Technological Educational Institute of Crete	65,536	0	1	1
16	University of Athens	51,200	0	1	3
17	Computer Technology Institute and Press	32,768	0	1	1
18	ELLINIKA DIKTIA KALODION MEPE	27,648	0	1	27
19	LANCOM LTD	25,088	2³²	3	67
20	INFORMATION SOCIETY S.A.	25,088	0	1	27